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A general analytical approach to the study of electromagnetic resonances of metasurfaces consisting of meta-atoms with anisotropic electric and magnetic dipole polarizabilities and irradiated with obliquely incident light is developed in…

For a twisted (vortex) Dirac particle in nonuniform electric and magnetic fields, the relativistic Foldy-Wouthuysen Hamiltonian is derived including high order terms describing new effects. The result obtained shows for the first time that…

Quantum Physics · Physics 2019-02-20 Alexander J. Silenko , Pengming Zhang , Liping Zou

Artificial magnetism at optical frequencies can be realized in metamaterials composed of periodic arrays of subwavelength elements, also called "meta-atoms". Optically-induced magnetic moments can be arranged in both unstaggered structures,…

Classical Physics · Physics 2020-04-08 Vladimir R. Tuz , Pengchao Yu , Victor Dmitriev , Yuri S. Kivshar

Topologically protected swirl of the magnetic texture known as the Skyrmion has become ubiqui- tous in both metallic and insulating chiral magnets. Meanwhile the existence of its three-dimensional analogue, known as the magnetic monopole,…

Strongly Correlated Electrons · Physics 2016-08-24 Seong-Gyu Yang , Ye-Hua Liu , Jung Hoon Han

We study a simple magnetic system composed of periodically modulated magnetic dipoles with an easy axis. Upon adjusting the modulation amplitude alone, chains and two-dimensional stacked chains exhibit a rich magnon spectrum where frequency…

Mesoscale and Nanoscale Physics · Physics 2022-11-09 Paula Mellado

Chiral quantum networks provide a promising route for realising quantum information processing and quantum communication. Here, we describe how two distant quantum nodes of chiral quantum network become dynamically entangled by a photon…

Quantum Physics · Physics 2020-07-01 Wai-Keong Mok , Davit Aghamalyan , Jia-Bin You , Leong-Chuan Kwek

In a normally magnetized thin-film ferrite disk with magnetic-dipolar modes, one can observe magnetoelectric oscillations. Such magnetoelectric properties of an electrically small sample can be considered as very attractive phenomena in…

Materials Science · Physics 2008-12-15 E. O. Kamenetskii , M. Sigalov , R. Shavit

Orbital angular momentum and torque transfer play central roles in a wide range of magnetic textures and devices including skyrmions and spin-torque electronics(1-4). Analogous topological structures are now also being explored in…

In this article we present a method to design a coil producing an arbitrarily shaped magnetic field by restricting the path of the coil's wires to a regular grid. The solution is then found by a simple least squares minimum. We discuss…

Instrumentation and Detectors · Physics 2018-08-15 M. Rawlik , C. Crawford , A. Eggenberger , K. Kirch , J. Krempel , F. M. Piegsa , G. Quéméner

The theoretical description and experimental verification of resonant phenomena in electromagnetic fields generated in the near zone of all-dielectric rectangular thin sub wavelength frames, subjected to an incident microwave, is…

Applied Physics · Physics 2024-10-08 Aleksandr Shvartsburg , Sergey Artekha

In the past several years, many important innovations in nanotechnology were made. Today it becomes possible to make nanosize magnetic particles, and development of high storage-density magnetic device is desired. In such a magnetic…

Statistical Mechanics · Physics 2015-06-25 Yusuke Tomita , Katsuyoshi Matsushita , Akiyoshi Kuroda , Ryoko Sugano , Hajime Takayama

We develop a systematic theory of microwave-induced oscillations in magnetoresistivity of a 2D electron gas in the vicinity of fractional harmonics of the cyclotron resonance, observed in recent experiments. We show that in the limit of…

Mesoscale and Nanoscale Physics · Physics 2007-11-28 I. A. Dmitriev , A. D. Mirlin , D. G. Polyakov

We calculate the deuteron anapole moment with the wave functions obtained from the Argonne $v18$ nucleon-nucleon interaction model. The anapole moment operators are considered at the leading order. To minimize the uncertainty due to a lack…

Nuclear Theory · Physics 2009-11-07 Chang Ho Hyun , Bertrand Desplanques

We suggest to excite dipole-forbidden transitions in quantum-mechanical systems by using appropriately designed optical nanoantennas. The antennas are tailored such that their near-field contains sufficiently strong contributions of…

The intrinsic non-linearities of the spin dynamics in condensed matter systems give rise to a rich phenomenology that can be strongly affected by topology. Here we study formation of magnonic solitons in the topologically nontrivial bandgap…

Mesoscale and Nanoscale Physics · Physics 2019-04-10 Mehrdad Elyasi , Koji Sato , Gerrit E. W. Bauer

The concept of hidden momentum is reviewed and the first rigorous derivation from Maxwell's equations is provided for the electromagnetic force on electrically small perfect electric conductors of arbitrary shape in bandlimited but…

Classical Physics · Physics 2018-11-19 Arthur D. Yaghjian

Carbon nanotubes continue to be model systems for studies of confinement and interactions. This is particularly true in the case of so-called "ultra-clean" carbon nanotube devices offering the study of quantum dots with extremely low…

We study the magnetic and weak magnetic dipole moments of charged leptons in the framework of the Two Higgs Doublet Model type III (THDM-III) with four zero textures. We first analyze the possibility that the discrepancy between the…

High Energy Physics - Phenomenology · Physics 2016-03-23 M. Arroyo-Ureña , Enrique Díaz

Small-scale turbulence originating from microinstabilities limits the energy confinement time in magnetic confinement fusion. Here we develop a semi-analytical dispersion relation based on lowest-order solutions to the gyrokinetic equations…

We present the new concept of photonic alloy as a non-periodic topological material. By mixing non-magnetized and magnetized rods in a non-periodic 2D photonic crystal configuration, we realized photonic alloys in the microwave regime. Our…

Mesoscale and Nanoscale Physics · Physics 2024-06-11 Tiantao Qu , Mudi Wang , Xiaoyu Cheng , Xiaohan Cui , Ruo-Yang Zhang , Zhao-Qing Zhang , Lei Zhang , Jun Chen , C. T. Chan
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